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   Articles with "gel dosimeter" as a keyword



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A study of dose verification and comparison for complex irradiation field with high dose rate radiation by using a 3D N-isopropylacrylamide gel dosimeter

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recommendations! Published in 2019 at "Journal of Radioanalytical and Nuclear Chemistry"

DOI: 10.1007/s10967-019-06828-8

Abstract: This study aimed to investigate dosimeter characteristics by using a photon beam with and without the flattening filter of intensity-modulated radiation therapy (IMRT) and volumetric modulated arc therapy (VMAT) by using a 3D N-isopropylacrylamide (NIPAM)… read more here.

Keywords: dosimeter; high dose; gel dosimeter; using isopropylacrylamide ... See more keywords
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End-to-end delivery quality assurance of computed tomography-based high-dose-rate brachytherapy using a gel dosimeter.

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recommendations! Published in 2020 at "Brachytherapy"

DOI: 10.1016/j.brachy.2020.02.002

Abstract: PURPOSE The purpose of this study was to develop a novel quality assurance (QA) program to check the entire treatment chain of image-guided brachytherapy with dose distribution evaluation in a single setup and irradiation using… read more here.

Keywords: end; using gel; gel dosimeter; brachytherapy ... See more keywords
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Radiation-induced coloration of nitro blue tetrazolium gel dosimeter for low dose applications

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recommendations! Published in 2017 at "Radiation Measurements"

DOI: 10.1016/j.radmeas.2017.04.001

Abstract: Abstract A radiochromic sensor of nitro blue tetrazolium (NBT) in gelatin was evaluated as a new gel dosimeter for radiation applications. The NBT gel has the advantage of visual color change from faint yellow to… read more here.

Keywords: nitro blue; gel dosimeter; gel; blue tetrazolium ... See more keywords
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Novel radiochromic gel dosimeter based on a polyvinyl alcohol – Iodide complex

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recommendations! Published in 2020 at "Radiation Measurements"

DOI: 10.1016/j.radmeas.2019.106226

Abstract: Abstract We propose a novel radiochromic gel dosimeter utilizing the red color developed by the complexation of polyvinyl alcohol and iodide (PVA-I) in an aqueous gel matrix. The fundamental optical dosimetric properties and the influence… read more here.

Keywords: novel radiochromic; radiochromic gel; polyvinyl alcohol; gel dosimeter ... See more keywords
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Influence of the components of a radiochromic PVA-Iodide gel dosimeter on the thermal and spatial stability

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recommendations! Published in 2020 at "Radiation Measurements"

DOI: 10.1016/j.radmeas.2020.106338

Abstract: Abstract The thermal and spatial stabilities of net optical densities (ODs) of a novel radiochromic polyvinyl alcohol-iodide (PVA-I) gel dosimeter were investigated in association with different levels of the degree of polymerization (DP) of PVA,… read more here.

Keywords: thermal spatial; iodide; gel dosimeter; pva ... See more keywords
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Evaluation of characteristics of high-energy electron beams using N-isopropyl-acrylamide gel dosimeter

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recommendations! Published in 2017 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2017.02.022

Abstract: Abstract The advantage of electron beam radiotherapy is that the absorbed dose rapidly decreases with the increasing depth, which can prevent damage to deeper organs and tissues. Accurately evaluating the absorbed dose in the superficial… read more here.

Keywords: electron beams; gel dosimeter; gel; electron ... See more keywords
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3-D Quality Assurance in CyberKnife Radiotherapy Using a Novel N-(3-methoxypropyl) Acrylamide Polymer Gel Dosimeter and Optical CT

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recommendations! Published in 2019 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2019.03.045

Abstract: Abstract In radiotherapy, dosimetry tools are needed to record and verify complex 3-D dose distributions. A novel composition of polymer gel dosimeter based on radiation-induced polymerization of N-(3-methoxypropyl) acrylamide (NMPA) is presented and studied as… read more here.

Keywords: gel dosimeter; gel; radiotherapy; polymer gel ... See more keywords
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Behaviour and mechanism of micelle gel dosimeter for carbon-ion-beam irradiation

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recommendations! Published in 2021 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2020.109191

Abstract: Abstract Micellar gel dosimeters can measure complex three-dimensional dose distributions. However, they have rarely been applied to measure radiation other than X-rays. In this study, we evaluated the radiological characteristics of a micelle gel dosimeter… read more here.

Keywords: gel dosimeter; ion beam; micelle gel; carbon ion ... See more keywords
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Using NIPAM gel dosimeter and concentric swing machine to simulate the dose distribu- tion during breathing: A feasibility study

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recommendations! Published in 2022 at "Technology and Health Care"

DOI: 10.3233/thc-228012

Abstract: BACKGROUND: Radiotherapy plays an important role in cancer treatment today. Successful radiotherapy includes precise positioning and accurate dosimetry. OBJECTIVE: To use NIPAM gel dosimeter and concentric swing machine to simulate and evaluate the feasibility of… read more here.

Keywords: nipam gel; swing machine; concentric swing; simulate ... See more keywords
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Applying the N-isopropylacrylamide gel dosimeter to quantify dynamic dose effects: A feasibility study

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recommendations! Published in 2022 at "Technology and Health Care"

DOI: 10.3233/thc-thc228038

Abstract: BACKGROUND: The gel dosimeter is a chemical as well as a relative dosimeter. OBJECTIVE: To evaluate the feasibility of using N-isopropylacrylamide (NIPAM) gel dosimeter to observe the dynamic dose effects and quantification of the respiration,… read more here.

Keywords: feasibility; dosimeter; dynamic dose; gel dosimeter ... See more keywords
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Discolouring 3D Gel Dosimeter for UV Dose Distribution Measurements

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recommendations! Published in 2022 at "Materials"

DOI: 10.3390/ma15072546

Abstract: This work reports on a new TBO–Pluronic F–127 three-dimensional (3D) gel dosimeter for UV light dose distribution measurements. The optimal gel composition was found to be 60 µM Toluidine Blue O (TBO), which acts as… read more here.

Keywords: dosimeter; gel dosimeter; pluronic 127; dose distribution ... See more keywords